<style>
 /*ul li{*/
 /*float: left;*/
 /*}*/
 .main {
  border: 1px solid lightgrey;
  padding: 4px;
  margin: 2px auto 10px;
  width: 96%;
  height: auto;

 }
 .maincolor{
  background:#6ab7ad;
  color: white;
  border: 2px solid white;
 }
 .headerwidth{
  width: 100%;
  height: 40px;
  font-size: large;
 }
 .deleteDiv{
  background:url("/images/delete.png") no-repeat;
  width:100%;height:40%;
  background-size:100%100%;
  border-radius:13px ;
 }
.well-lg{
 padding: 15px;
}

 .ct{
  height: 400px;
  overflow: auto;
  background: white;
 }

</style>

<div class="row">
 <div class="col-md-12">
  <div class="content">
   <div class="role_content">
   <br>
    <div class="row">
     <div class="col-md-12">
      <div class="well well-lg">
       <div class="row" style="text-align: center;">
        <!--<div class="col-md-3">-->
         <!--<button type="button" class="btn maincolor headerwidth" id="judgement">添加判断题</button>-->
        <!--</div>-->
        <div class="col-md-2 col-md-offset-1">
         <button type="button" class="btn maincolor headerwidth" id="single">添加单选题</button>
        </div>
        <div class="col-md-2 col-md-offset-2">
         <button type="button" class="btn maincolor headerwidth" id="multiple">添加多选题</button>
        </div>
        <div class="col-md-2 col-md-offset-2">
         <button type="button" class="btn maincolor headerwidth" id="subjective">添加问答题</button>
        </div>
       </div>
      </div>
     </div>
    </div>
    <div class="row">
     <div class="col-md-12">
      <div class="ct" style=" background: white;" paper_id="<%=paper_id%>">

      </div>
      <div class="row" style="margin-top: 15px;">
       <div class="col-md-3 col-md-offset-2">
        <button type="button" style="width: 100%;height: 44px;" class="btn maincolor btnSubmit">发  布  试  卷</button>
       </div>
       <div class="col-md-3 col-md-offset-1">
        <button type="button" style="width: 100%;height: 44px;" class="btn maincolor btnSure">保  存  试  卷</button>
       </div>
      </div>
     </div>
    </div>
   </div>
  </div>
 </div>
</div>
<div id="cover" class="cover">
 <img style="margin: 250px auto;;display:block;" src="/images/loading.gif" />
</div>
